...R. Zhu; G. L. Huang; G. K. Hu In the study, a retrieval approach is extended to determine the effective dynamic properties of a finite multilayered acoustic metamaterial based on the theoretical reflection and transmission analysis. The accuracy of the method is verified through a comparison...

... crystals acoustic metamaterials band gap dispersion curves negative effective mass microstructure continuum theory Recently, many researchers were engaged in exploring electromagnetic metamaterials ( 1 2 3 ) with unusual properties such as a negative refractive index for various novel...